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My new book ASP.NET Core in Action, Third Edition is available now! It supports .NET 7.0, and is available as an eBook or paperback.

Introduction to Authorisation in ASP.NET Core
In this post we'll learn about authorisation in ASP.NET Core, explaining the principles behind it, how it is implemented, and how to apply simple policies.…

An introduction to OpenID Connect in ASP.NET Core
In this post we take a look at the differences between OpenID Connect and OAuth, and how to use Open ID Connect in your ASP.NET Core application.…

An introduction to OAuth 2.0 using Facebook in ASP.NET Core
In this post I look at OAuth 2.0 in ASP.NET Core apps, explaining the flow between the user and your app, using Facebook as an example identity provider.…

A look behind the JWT bearer authentication middleware in ASP.NET Core
In this post we look at the JwtBearerAuthenticationMiddleware as a means to understanding authentication in ASP.NET Core in general.…

Exploring the cookie authentication middleware in ASP.NET Core
In this post I go into detail about how AuthenticationMiddleware is implemented in ASP.NET Core, using the CookieAuthenticationMiddleware as a case study.…

Introduction to Authentication with ASP.NET Core
This is the first in a series of posts on authentication and authorisation. In this post, I talk about claims-based authentication works in ASP.NET Core.…

